What does this Medicare Part D plan cost and cover?
What does this Medicare Part D plan cost and cover? Premium, deductible, service area, cost sharing by tier and one drug’s terms for a contract-plan-segment id, computed by Distill from CMS’s monthly formulary files. Updated monthly. $0.01 per call (x402, USDC on Base); 3 free calls a day.
Answeringour last check, 2026-10-24
1 of 1checks answered this week
926 msmedian answer time
$0.01listed price per call
$0.01price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://data.spencermcw.com/v1/medicare/partd/plan
| Category | Everything else |
|---|---|
| Provider host | data.spencermcw.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-24 | valid payment request | 402 | $0.01 | 926 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"plan": "H0028-063-000",
"plan_year": 2027,
"rxcui": "617311"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"ndc": {
"pattern": "^\\d{11}$",
"type": "string"
},
"plan": {
"pattern": "^[A-Za-z]\\d{4}-\\d{3}-\\d{3}$",
"type": "string"
},
"plan_year": {
"maximum": 2100,
"minimum": 2000,
"type": "integer"
},
"rxcui": {
"pattern": "^\\d{1,10}$",
"type": "string"
}
},
"required": [
"plan"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"data": {
"additionalProperties": false,
"properties": {
"contract_name": {
"type": "string"
},
"deductible": {
"type": [
"string",
"null"
]
},
"drug": {
"anyOf": [
{
"anyOf": [
{
"additionalProperties": false,
"properties": {
"covered": {
"const": true,
"type": "boolean"
},
"negotiated_drug": {
"type": "boolean"
},
"prior_authorization": {
"type": "boolean"
},
"quantity_limit": {
"anyOf": [
{
"type": "object"
},
{
"type": "null"
}
]
},
"rxcui": {
"type": "string"
},
"step_therapy": {
"type": "boolean"
},
"terms_vary_by_ndc": {
"type": "boolean"
},
"tier": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
}
},
"required": [
"rxcui",
"covered",
"tier",
"prior_authorization",
"step_therapy",
"quantity_limit",
"negotiated_drug",
"terms_vary_by_ndc"
],
"type": "object"
},
{
"additionalProperties": false,
"properties": {
"covered": {
"const": false,
"type": "boolean"
},
"rxcui": {
"type": "string"
}
},
"required": [
"rxcui",
"covered"
],
"type": "object"
}
]
},
{
"type": "null"
}
]
},
"file_date": {
"type": "string"
},
"formulary_id": {
"type": "string"
},
"kind": {
"type": "string"
},
"plan": {
"type": "string"
},
"plan_name": {
"type": "string"
},
"plan_year": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
},
"premium": {
"type": [
"string",
"null"
]
},
"service_area": {
"additionalProperties": false,
"properties": {
"counties": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
},
"ma_regions": {
"type": "array"
},
"pdp_regions": {
"type": "array"
}
},
"required": [
"counties",
"ma_regions",
"pdp_regions"
],
"type": "object"
},